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Date:      Tue, 16 Sep 2014 07:39:02 +0200
From:      Hans Petter Selasky <>
To:        CeDeROM <>,  FreeBSD Questions Mailing List <>, "" <>,,  "" <>
Subject:   Re: U3G QDL firmware loader for GOBI2000/HP_UN2420 MiniPCI/USB 3G/GPS
Message-ID:  <>
In-Reply-To: <>
References:  <>

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On 09/15/14 17:16, CeDeROM wrote:
> Hello world! :-)
> I have changed my machine, there is a built-in GOBI2000 / HP UN2420
> 3G/GPS module installable as MiniPCI card and visible as USB device. I
> have added its VID/PID to the usbdevs and u3g.c module, so after
> recompilation it gets recognised by u3g module and apropriate
> /dev/cuaU* device shows up..
> The problem is that device does not store firmware inside non-volatile
> memory, so user needs to upload it after power-on. I have the firmware
> files. I can test modem with success after reboot from Win7 which
> uploads firmware into device. Still, I need to upload the firmware
> somehow on my FreeBSD.
> The upload protocol is QDL and /dev/cuaU0 shows up waiting for
> command. Which utility can I use to upload firmware with QDL? I have
> seen one post [1] regarding this problem in the past but the QDL
> utility was not named explicitly.
> Any hints welcome! :-)
> Tomek
> [1]


Maybe you can use some tools to sniff the USB protocol under the other 
operating system. The protocol is probably not too complicated, and just 
replay the traffic.


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